Eka-tantalum
Pa
Protactinium
Pa
1
  
 
Real, short lived (transient), electronically neutral species.

Gram formula weight (molecular mass) = 231.03
Solubility in organics = insoluble


!! All isotopes radioactive !!

Protactinium
is defined with respect to the entities below:
The entities below are defined with respect to:
Protactinium
Actinide element (generic)


Metallic element (generic)


Mono-bond type material (generic)


Period 7 element (generic)


Radioactive material (generic)


chemical compound molecule metal molecular science reaction mechanism ionic material acid base geometry reactivity synthesis science knowledge chemistry Lewis